{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136221",
    "entityType": "User",
    "nonce": "0x12c6bfac0ffee29aee6074fb26b4452405f0f200449f345a47e5a3d1bf7345e3",
    "signature": "0x93249c01b9d487e7eae143e5d321b90ad86557f1eaa0e1a732ad88a02358bcd231fbaf449426af23809d7681b906a47d2de19fa4444e64ace9a277e5f8b6c4f11c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}